chardon
"thistle" is "chardon" in French. Not to be confused with "charbon", coal.
Mary thistle, St. Mary thistle, Marian thistle, and lady's thistle.
Holy thistle, St. Benedict thistle, cardin, and spotted thistle.
I had a thistle stuck in my shoe.
I have a bar of Otioum soap that I received in a London Thistle Hotel. It appears that thistle Hotels sells the Otium products. They are very much like the french lemon verbina soap that I use often.
The thistle in the garden is blooming with vibrant purple flowers.
Russian thistle
The suisun thistle is pink
A thistle flower is purple.
thistle thistle
Thistle is a shade or hue of green
If you mean thistle, then it's spelled thistle.